Drill bit



FIG. 1 is a rear, side perspective view of a drill bit showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a further side elevational view thereof; and,

FIG. 6 is still a further side elevational view thereof. 

The ornamental design for a drill bit, as shown and described. 